Unit testing: select one:
a. includes all the preparations for the series of tests to be performed on the system.
b. tests the functioning of the system as a whole in order to determine if discrete modules will function together as planned.
c. involves testing the entire system with real-world data.
d. provides the final certification that the system is ready to be used in a production setting.
e. tests each program separately.

e. tests each program separately.

Explanation:

Unit testing -

It is one of the software testing where the individual units are tested , is referred to as unit testing.

The focus of this step is to scan each and every unit separately and thoroughly so as to avoid any type of damage or malfunctioning .

Hence, from the question, the correct statement for unit testing is e. tests each program separately.

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